public SsdpMessageInfo ParseSsdpResponse(byte[] data)
{
using (var ms = new MemoryStream(data))
{
using (var reader = new StreamReader(ms, _encoding.GetASCIIEncoding()))
{
var proto = (reader.ReadLine() ?? string.Empty).Trim();
var method = proto.Split(new[] { ' ' }, 2)[0];
var headers = new Dictionary <string, string>(StringComparer.OrdinalIgnoreCase);
for (var line = reader.ReadLine(); line != null; line = reader.ReadLine())
{
line = line.Trim();
if (string.IsNullOrEmpty(line))
{
break;
}
var parts = line.Split(new[] { ':' }, 2);
if (parts.Length >= 2)
{
headers[parts[0]] = parts[1].Trim();
}
}
return(new SsdpMessageInfo
{
Method = method,
Headers = headers,
Message = data
});
}
}
}
/// <summary>
/// Called when [receive].
/// </summary>
/// <param name="bytes">The bytes.</param>
private void OnReceiveInternal(byte[] bytes)
{
LastActivityDate = DateTime.UtcNow;
if (OnReceive == null)
{
return;
}
var charset = _textEncoding.GetDetectedEncodingName(bytes, bytes.Length, null, false);
if (string.Equals(charset, "utf-8", StringComparison.OrdinalIgnoreCase))
{
OnReceiveInternal(Encoding.UTF8.GetString(bytes, 0, bytes.Length));
}
else
{
OnReceiveInternal(_textEncoding.GetASCIIEncoding().GetString(bytes, 0, bytes.Length));
}
}
protected string ReadString(
byte[] data,
int count,
ref int pos)
{
string val =
_textEncoding.GetASCIIEncoding().GetString(data, pos, count);
pos += count;
return(val);
}
internal void FinishInitialization()
{
string host = UserHostName;
if (version > HttpVersion.Version10 && (host == null || host.Length == 0))
{
context.ErrorMessage = "Invalid host name";
return;
}
string path;
Uri raw_uri = null;
if (MaybeUri(raw_url.ToLowerInvariant()) && Uri.TryCreate(raw_url, UriKind.Absolute, out raw_uri))
{
path = raw_uri.PathAndQuery;
}
else
{
path = raw_url;
}
if ((host == null || host.Length == 0))
{
host = UserHostAddress;
}
if (raw_uri != null)
{
host = raw_uri.Host;
}
int colon = host.LastIndexOf(':');
if (colon >= 0)
{
host = host.Substring(0, colon);
}
string base_uri = String.Format("{0}://{1}:{2}",
(IsSecureConnection) ? (IsWebSocketRequest ? "wss" : "https") : (IsWebSocketRequest ? "ws" : "http"),
host, LocalEndPoint.Port);
if (!Uri.TryCreate(base_uri + path, UriKind.Absolute, out url))
{
context.ErrorMessage = WebUtility.HtmlEncode("Invalid url: " + base_uri + path);
return; return;
}
CreateQueryString(url.Query);
if (version >= HttpVersion.Version11)
{
string t_encoding = Headers["Transfer-Encoding"];
is_chunked = (t_encoding != null && String.Compare(t_encoding, "chunked", StringComparison.OrdinalIgnoreCase) == 0);
// 'identity' is not valid!
if (t_encoding != null && !is_chunked)
{
context.Connection.SendError(null, 501);
return;
}
}
if (!is_chunked && !cl_set)
{
if (String.Compare(method, "POST", StringComparison.OrdinalIgnoreCase) == 0 ||
String.Compare(method, "PUT", StringComparison.OrdinalIgnoreCase) == 0)
{
context.Connection.SendError(null, 411);
return;
}
}
if (String.Compare(Headers["Expect"], "100-continue", StringComparison.OrdinalIgnoreCase) == 0)
{
var output = (HttpResponseStream)context.Connection.GetResponseStream(true);
var _100continue = _textEncoding.GetASCIIEncoding().GetBytes("HTTP/1.1 100 Continue\r\n\r\n");
output.InternalWrite(_100continue, 0, _100continue.Length);
}
}
byte[] GetChunkSizeBytes(int size, bool final)
{
string str = String.Format("{0:x}\r\n{1}", size, final ? "\r\n" : "");
return(_textEncoding.GetASCIIEncoding().GetBytes(str));
}
public void Scan()
{
Stream fileStream = null;
BinaryReader fileReader = null;
try
{
#if DEBUG
Debug.WriteLine(string.Format(
"Scanning {0}...", Name));
#endif
Streams.Clear();
fileStream = _fileSystem.OpenRead(FileInfo.FullName);
fileReader = new BinaryReader(fileStream);
byte[] data = new byte[fileStream.Length];
fileReader.Read(data, 0, data.Length);
byte[] fileType = new byte[8];
Array.Copy(data, 0, fileType, 0, fileType.Length);
FileType = _textEncoding.GetASCIIEncoding().GetString(fileType, 0, fileType.Length);
if (FileType != "HDMV0100" &&
FileType != "HDMV0200")
{
throw new Exception(string.Format(
"Clip info file {0} has an unknown file type {1}.",
FileInfo.Name, FileType));
}
#if DEBUG
Debug.WriteLine(string.Format(
"\tFileType: {0}", FileType));
#endif
int clipIndex =
((int)data[12] << 24) +
((int)data[13] << 16) +
((int)data[14] << 8) +
((int)data[15]);
int clipLength =
((int)data[clipIndex] << 24) +
((int)data[clipIndex + 1] << 16) +
((int)data[clipIndex + 2] << 8) +
((int)data[clipIndex + 3]);
byte[] clipData = new byte[clipLength];
Array.Copy(data, clipIndex + 4, clipData, 0, clipData.Length);
int streamCount = clipData[8];
#if DEBUG
Debug.WriteLine(string.Format(
"\tStreamCount: {0}", streamCount));
#endif
int streamOffset = 10;
for (int streamIndex = 0;
streamIndex < streamCount;
streamIndex++)
{
TSStream stream = null;
ushort PID = (ushort)
((clipData[streamOffset] << 8) +
clipData[streamOffset + 1]);
streamOffset += 2;
TSStreamType streamType = (TSStreamType)
clipData[streamOffset + 1];
switch (streamType)
{
case TSStreamType.MVC_VIDEO:
// TODO
break;
case TSStreamType.AVC_VIDEO:
case TSStreamType.MPEG1_VIDEO:
case TSStreamType.MPEG2_VIDEO:
case TSStreamType.VC1_VIDEO:
{
TSVideoFormat videoFormat = (TSVideoFormat)
(clipData[streamOffset + 2] >> 4);
TSFrameRate frameRate = (TSFrameRate)
(clipData[streamOffset + 2] & 0xF);
TSAspectRatio aspectRatio = (TSAspectRatio)
(clipData[streamOffset + 3] >> 4);
stream = new TSVideoStream();
((TSVideoStream)stream).VideoFormat = videoFormat;
((TSVideoStream)stream).AspectRatio = aspectRatio;
((TSVideoStream)stream).FrameRate = frameRate;
#if DEBUG
Debug.WriteLine(string.Format(
"\t{0} {1} {2} {3} {4}",
PID,
streamType,
videoFormat,
frameRate,
aspectRatio));
#endif
}
break;
case TSStreamType.AC3_AUDIO:
case TSStreamType.AC3_PLUS_AUDIO:
case TSStreamType.AC3_PLUS_SECONDARY_AUDIO:
case TSStreamType.AC3_TRUE_HD_AUDIO:
case TSStreamType.DTS_AUDIO:
case TSStreamType.DTS_HD_AUDIO:
case TSStreamType.DTS_HD_MASTER_AUDIO:
case TSStreamType.DTS_HD_SECONDARY_AUDIO:
case TSStreamType.LPCM_AUDIO:
case TSStreamType.MPEG1_AUDIO:
case TSStreamType.MPEG2_AUDIO:
{
byte[] languageBytes = new byte[3];
Array.Copy(clipData, streamOffset + 3,
languageBytes, 0, languageBytes.Length);
string languageCode =
_textEncoding.GetASCIIEncoding().GetString(languageBytes, 0, languageBytes.Length);
TSChannelLayout channelLayout = (TSChannelLayout)
(clipData[streamOffset + 2] >> 4);
TSSampleRate sampleRate = (TSSampleRate)
(clipData[streamOffset + 2] & 0xF);
stream = new TSAudioStream();
((TSAudioStream)stream).LanguageCode = languageCode;
((TSAudioStream)stream).ChannelLayout = channelLayout;
((TSAudioStream)stream).SampleRate = TSAudioStream.ConvertSampleRate(sampleRate);
((TSAudioStream)stream).LanguageCode = languageCode;
#if DEBUG
Debug.WriteLine(string.Format(
"\t{0} {1} {2} {3} {4}",
PID,
streamType,
languageCode,
channelLayout,
sampleRate));
#endif
}
break;
case TSStreamType.INTERACTIVE_GRAPHICS:
case TSStreamType.PRESENTATION_GRAPHICS:
{
byte[] languageBytes = new byte[3];
Array.Copy(clipData, streamOffset + 2,
languageBytes, 0, languageBytes.Length);
string languageCode =
_textEncoding.GetASCIIEncoding().GetString(languageBytes, 0, languageBytes.Length);
stream = new TSGraphicsStream();
stream.LanguageCode = languageCode;
#if DEBUG
Debug.WriteLine(string.Format(
"\t{0} {1} {2}",
PID,
streamType,
languageCode));
#endif
}
break;
case TSStreamType.SUBTITLE:
{
byte[] languageBytes = new byte[3];
Array.Copy(clipData, streamOffset + 3,
languageBytes, 0, languageBytes.Length);
string languageCode =
_textEncoding.GetASCIIEncoding().GetString(languageBytes, 0, languageBytes.Length);
#if DEBUG
Debug.WriteLine(string.Format(
"\t{0} {1} {2}",
PID,
streamType,
languageCode));
#endif
stream = new TSTextStream();
stream.LanguageCode = languageCode;
}
break;
}
if (stream != null)
{
stream.PID = PID;
stream.StreamType = streamType;
Streams.Add(PID, stream);
}
streamOffset += clipData[streamOffset] + 1;
}
IsValid = true;
}
finally
{
if (fileReader != null)
{
fileReader.Dispose();
}
if (fileStream != null)
{
fileStream.Dispose();
}
}
}